Product Description
BS 2871 Part 3 CZ-126 70-30 Lead Free Brass
Being the leaders in the industry, we are engaged in manufacturing and exporting a varied
assortment of 70/30 Brass Tubes, Condenser Tubes. Precisely manufactured using premium grade
raw materials that are sourced from trusted & reliable dealers, the brass tubes offered by us are used
in various industries including, sugar & general engineering. Our 70/30 Brass Tubes are sturdy in
construction, easy to install, durable, corrosion proof and offered at nominal costs.
Application Area: Sugar Industries, Plumbing, Furniture, Hand Pumps, Ammunitions, General Engineering.
Technical Specifications :
| Specification : |
| 70/30 Brass | |
| S407/81 (SUGAR ALLOY I) |
| Chemical Requirements | CuZn30AsBS 2871 Part 3 CZ-126 70-30 Lead Free Brass |
| Copper + Incidental Ni | 68.5 - 71.5% |
| Lead | 0.07% max |
| Arsenical | 0.02 to 0.06% |
| Iron | 0.06% max |
| Other Imp. | 0.30% max |
| Zinc | Remainder |
| Physical Properties |
| Condition | T.S. Mpa | Hardness (HV5) |
| Annealed (O) | 285 min | 75 max |
| Temper Annealed (TA) | 300 min | 80-110 |
| Hard (H) | 400 min | 135 min |
Further Tests :
Drift Test
Flattening Test
MN Test
Hydraulic Test
Uses : Condenser & heat exchangers tubes mainly for sugar plants, liner material for hand pumps
High Performance in Demanding ApplicationsThis alloy is engineered for rigorous environments, exhibiting robust corrosion resistance and reliability at operating temperatures up to 200C. It is ideal for heat exchangers, condensers, plumbing, and general engineering where longevity and safety are critical.
Certified Quality and Safe CompositionBS 2871 Part 3 CZ-126 meets stringent international standards, ensuring its lead-free composition is safe for applications involving potable water, food processing, and sensitive engineering tasks. Each tube undergoes eddy current and hydrostatic testing to verify integrity.
Custom Sizing and Flexible AvailabilityTubes are available in a comprehensive range of straight lengths and diameters, with options for custom dimensions based on project needs. Stock items are readily shipped, while made-to-order sizes are produced as per client requirements.
FAQs of BS 2871 Part 3 CZ-126 70-30 Lead Free Brass:
Q: How is BS 2871 Part 3 CZ-126 70-30 Lead Free Brass manufactured?
A: This brass alloy is produced by either cold drawing or extrusion methods, resulting in seamless tubes with enhanced mechanical properties and a bright, smooth surface finish.
Q: What makes CZ-126 suitable for heat exchangers and plumbing systems?
A: CZ-126 has a high copper content (70%) and a lead-free composition, providing excellent corrosion resistance and reliable performance in high-temperature and water-based environments.
Q: When should I choose custom sizes for my project?
A: Custom sizes are recommended when your application requires non-standard tube lengths or diameters outside the stocked range of 3 mm to 76 mm, ensuring optimal fit and system performance.
Q: Where is BS 2871 Part 3 CZ-126 typically used?
A: These seamless brass tubes are commonly utilized in heat exchangers, condensers, plumbing installations, and various general engineering solutions, especially where lead-free certification is crucial.
Q: What testing processes are applied to these tubes?
A: All tubes undergo eddy current and hydrostatic testing, verifying structural integrity and leak-proof performance before dispatch, as required by BS 2871 Part 3 standards.
Q: How does the product benefit users in safety-sensitive applications?
A: Being lead-free and compliant with international norms, CZ-126 brass tubes ensure safety in potable water and food-related processes, avoiding health hazards related to lead exposure.
Q: Can these brass tubes operate at elevated temperatures?
A: Yes, CZ-126 is suitable for continuous use at operating temperatures up to 200C, making it ideal for systems handling hot fluids or steam.